package com.yunatt.model.vo;

import java.util.HashMap;
import java.util.Map;

/**
 * 通用的返回类
 * @author szw
 *
 */
public class Msg {
	
	//状态码 100-成功  200-失败 
	private int code;
	
	//提示信息
	private String msg;

	private Object data;
	
	//用户要返回给浏览器的数据
	private Map<String, Object> extend = new HashMap<String, Object>();

	public int getCode() {
		return code;
	}

	public void setCode(int code) {
		this.code = code;
	}

	public String getMsg() {
		return msg;
	}

	public void setMsg(String msg) {
		this.msg = msg;
	}

	public Map<String, Object> getExtend() {
		return extend;
	}

	public void setExtend(Map<String, Object> extend) {
		this.extend = extend;
	}

	public Object getData() {
		return data;
	}

	public void setData(Object data) {
		this.data = data;
	}

	public static Msg success(Object data) {
		Msg result = new Msg();
		result.setCode(0);
		result.setMsg("Success！");
		result.setData(data);
		return result;
	}
	
	public static Msg fail() {
		Msg result = new Msg();
		result.setCode(500);
		result.setMsg("Fail！");
		return result;
	}
	
	public Msg add(String key,Object value) {
		this.getExtend().put(key, value);
		return this;
	}
}
